DE602007011783D1 - G eines leistungsverstärkers - Google Patents

G eines leistungsverstärkers

Info

Publication number
DE602007011783D1
DE602007011783D1 DE602007011783T DE602007011783T DE602007011783D1 DE 602007011783 D1 DE602007011783 D1 DE 602007011783D1 DE 602007011783 T DE602007011783 T DE 602007011783T DE 602007011783 T DE602007011783 T DE 602007011783T DE 602007011783 D1 DE602007011783 D1 DE 602007011783D1
Authority
DE
Germany
Prior art keywords
power amplifier
amplifier
power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602007011783T
Other languages
English (en)
Inventor
Rahul Magoon
Ichiro Aoki
John Lyu
Scott Kee
Joo Roberto Aparico
Winfried Bakalski
Thomas Bruder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Infineon Technologies AG
Axiom Microdevices Inc
Original Assignee
Infineon Technologies AG
Axiom Microdevices Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Infineon Technologies AG, Axiom Microdevices Inc filed Critical Infineon Technologies AG
Publication of DE602007011783D1 publication Critical patent/DE602007011783D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/462—Indexing scheme relating to amplifiers the current being sensed
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/471—Indexing scheme relating to amplifiers the voltage being sensed
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/541—Transformer coupled at the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/99—A diode as rectifier being used as a detecting circuit in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE602007011783T 2006-09-08 2007-09-07 G eines leistungsverstärkers Active DE602007011783D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US84319106P 2006-09-08 2006-09-08
US11/654,744 US7733176B2 (en) 2006-09-08 2007-01-18 System and method for power amplifier output power control
PCT/US2007/019473 WO2008030534A2 (en) 2006-09-08 2007-09-07 System and method for power amplifier output power control

Publications (1)

Publication Number Publication Date
DE602007011783D1 true DE602007011783D1 (de) 2011-02-17

Family

ID=39146977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007011783T Active DE602007011783D1 (de) 2006-09-08 2007-09-07 G eines leistungsverstärkers

Country Status (4)

Country Link
US (1) US7733176B2 (de)
EP (1) EP2064809B1 (de)
DE (1) DE602007011783D1 (de)
WO (1) WO2008030534A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8135357B1 (en) * 2005-12-13 2012-03-13 Qualcomm Atheros, Inc. Integrated transmitter/receiver switch with impedance matching network
DE102008049665A1 (de) * 2008-09-30 2010-04-22 Infineon Technologies Ag Stellen eines Ausgangspegels einer Verstärkervorrichtung
KR101508835B1 (ko) * 2013-08-06 2015-04-07 삼성전기주식회사 전력검출회로 및 그를 구비하는 rf 신호 증폭회로
US9705452B2 (en) * 2015-10-30 2017-07-11 Avago Technologies General Ip (Singapore) Pte. Ltd. Protection circuit for power amplifier
US20230094883A1 (en) * 2021-09-29 2023-03-30 Qorvo Us, Inc. Power amplifier with protection loop

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165493A (en) * 1978-04-17 1979-08-21 Rockwell International Corporation Protected amplifier apparatus
US5081425A (en) 1990-05-24 1992-01-14 E-Systems, Inc. Vswr adaptive power amplifier system
US6203516B1 (en) * 1996-08-29 2001-03-20 Bausch & Lomb Surgical, Inc. Phacoemulsification device and method for using dual loop frequency and power control
US6917245B2 (en) * 2000-09-12 2005-07-12 Silicon Laboratories, Inc. Absolute power detector
AU2003260315A1 (en) * 2002-08-01 2004-02-23 Telefonaktiebolaget Lm Ericsson (Publ) Circuit for power amplification

Also Published As

Publication number Publication date
WO2008030534A3 (en) 2008-05-15
EP2064809A2 (de) 2009-06-03
US20080061874A1 (en) 2008-03-13
US7733176B2 (en) 2010-06-08
EP2064809B1 (de) 2011-01-05
WO2008030534A2 (en) 2008-03-13

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